Home / 237,449.72-356,136.50-87,760.64

Finding the Fourth Proportional to 237,449.72, 356,136.50 and 87,760.64

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Solution

The fourth proportional to 237,449.72, 356,136.50 and 87,760.64 is: 131,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,449.72 : 356,136.50 = 87,760.64 : x
  2. Step 2: Convert to fraction form
    237,449.72/356,136.50 = 87,760.64/x
  3. Step 3: Cross multiply
    237,449.72x = 356,136.50 × 87,760.64
  4. Step 4: Simplify right side
    237,449.72x = 31,254,767,167.36
  5. Step 5: Solve for x
    x = 31,254,767,167.36/237,449.72
  6. Step 6: Final answer
    x = 131,626.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.